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| author | Thomas Gleixner <tglx@linutronix.de> | 2007-02-16 01:27:36 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-16 08:13:57 -0800 |
| commit | 73b08d2aa4245806ef1bdd48463e9a0b045c62cf (patch) | |
| tree | 1cd5b3a7b9f889bb6ff1e7fc6c9a95751faad4d7 /arch/i386/kernel/tsc.c | |
| parent | 95492e4646e5de8b43d9a7908d6177fb737b61f0 (diff) | |
| download | talos-op-linux-73b08d2aa4245806ef1bdd48463e9a0b045c62cf.tar.gz talos-op-linux-73b08d2aa4245806ef1bdd48463e9a0b045c62cf.zip | |
[PATCH] clocksource: replace is_continuous by a flag field
Using a flag filed allows to encode more than one information into a variable.
Preparatory patch for the generic clocksource verification.
[mingo@elte.hu: convert vmitime.c to the new clocksource flag]
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: john stultz <johnstul@us.ibm.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/i386/kernel/tsc.c')
| -rw-r--r-- | arch/i386/kernel/tsc.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/i386/kernel/tsc.c b/arch/i386/kernel/tsc.c index 0fd93107ff9a..a37654991788 100644 --- a/arch/i386/kernel/tsc.c +++ b/arch/i386/kernel/tsc.c @@ -314,7 +314,8 @@ static struct clocksource clocksource_tsc = { .mult = 0, /* to be set */ .shift = 22, .update_callback = tsc_update_callback, - .is_continuous = 1, + .flags = CLOCK_SOURCE_IS_CONTINUOUS | + CLOCK_SOURCE_MUST_VERIFY, }; static int tsc_update_callback(void) @@ -434,8 +435,10 @@ static int __init init_tsc_clocksource(void) clocksource_tsc.mult = clocksource_khz2mult(current_tsc_khz, clocksource_tsc.shift); /* lower the rating if we already know its unstable: */ - if (check_tsc_unstable()) + if (check_tsc_unstable()) { clocksource_tsc.rating = 0; + clocksource_tsc.flags &= ~CLOCK_SOURCE_IS_CONTINUOUS; + } init_timer(&verify_tsc_freq_timer); verify_tsc_freq_timer.function = verify_tsc_freq; |
